Fix test failing in IE11

Author: marvinhagemeister

compat/test/browser/textarea.test.js

@@ -32,7 +32,11 @@ describe('Textarea', () => {
 
 		hydrate(<App />, scratch);
 		expect(scratch.firstElementChild.value).to.equal('foo');
-		expect(scratch.innerHTML).to.be.equal('<textarea></textarea>');
+
+		// IE11 always displays the value as node.innerHTML
+		if (!/Trident/.test(window.navigator.userAgent)) {
+			expect(scratch.innerHTML).to.be.equal('<textarea></textarea>');
+		}
 	});
 
 	it('should alias defaultValue to children', () => {